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Contract OI history

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Dec 15, 2028 EXPIRATION

BX $230.00 Call

BX281215C00230000

Latest saved OI183Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $230.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 183910 2026-10-02: 181 OI2026-10-05: 182 OI2026-10-06: 182 OI2026-10-07: 181 OI2026-10-08: 181 OI2026-10-09: 182 OI2026-10-13: 182 OI2026-10-14: 182 OI2026-10-15: 182 OI2026-10-16: 182 OI2026-10-21: 182 OI2026-10-23: 183 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing183+1
Oct 21, 20261820
Oct 16, 20261820
Oct 15, 20261820
Oct 14, 20261820
Oct 13, 20261820
Oct 09, 2026182+1
Oct 08, 20261810
Oct 07, 2026181-1
Oct 06, 20261820
Oct 05, 2026182+1
Oct 02, 2026181No prior observation